The Keysight FieldFox handheld analyzers can withstand your toughest working conditions with a ruggedized yet light weight and portable battery powered design for making measurements for RF devices like cables, antennas, filters, amplifiers, and signal/spectrum analysis. Create your specialized handheld analyzer solution by selecting
FieldFox options and features to address cable and antenna test (CAT) spectrum analysis (SA) or vector network analysis (VNA) real time spectrum analyzer and over the air digital demodulation analysis required for your application. The FieldFox analyzers are always ready to make RF measurements, ensuring every operating mode is flexible enough to meet the needs of novices and experts alike.
| Key Features |
| Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. |
| Measure all four S-parameters simultaneously with 115 dB dynamic range. |
| Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. |
| Perform over-the-air measurements for 5G NR and LTE. |
| Use GPS/GNSS for geolocation and timestamping. |
| Carry one lightweight unit at 3.4 kg (7.4 lb) |
| Model | Description | CAT and VNA Frequency | SA Frequency | Test Port Connector |
| N9913B | 4 GHz FieldFox RF analyzer | 30 kHz to 4 GHz | 9 kHz to 4 GHz | Type-N (f) |
| N9914B | 6.5 GHz FieldFox RF analyzer | 30 kHz to 6.5 GHz | 9 kHz to 6.5 GHz | Type-N (f) |
| N9915B | 9 GHz FieldFox microwave analyzer | 30 kHz to 9 GHz | 9 kHz to 9 GHz | Type-N (f) |
| N9916B | 14 GHz FieldFox microwave analyzer | 30 kHz to 14 GHz | 9 kHz to 14 GHz | Type-N (f) |
| N9917B | 18 GHz FieldFox microwave analyzer | 30 kHz to 18 GHz | 9 kHz to 18 GHz | Type-N (f) |
| N9918B | 26.5 GHz FieldFox microwave analyzer | 30 kHz to 26.5 GHz | 9 kHz to 26.5 GHz | 3.5 mm (m) |
| N9950B | 32 GHz FieldFox microwave analyzer | 300 kHz to 32 GHz | 9 kHz to 32 GHz | 2.4 mm (m) |
| N9951B | 44 GHz FieldFox microwave analyzer | 300 kHz to 44 GHz | 9 kHz to 44 GHz | 2.4 mm (m) |
| N9952B | 50 GHz FieldFox microwave analyzer | 300 kHz to 50 GHz | 9 kHz to 50 GHz | 2.4 mm (m) |
| N9953B | 54 GHz FieldFox microwave analyzer | 300 kHz to 54 GHz | 9 kHz to 54 GHz | 1.8 mm (m) |
| N9913C | 4 GHz FieldFox RF analyzer | 3 kHz to 4 GHz | 3 kHz to 4 GHz | Type-N (f) |
| N9914C | 6.5 GHz FieldFox RF analyzer | 3 kHz to 6.5 GHz | 3 kHz to 6.5 GHz | Type-N (f) |
| N9915C | 10 GHz FieldFox RF analyzer | 3 kHz to 10 GHz | 3 kHz to 10 GHz | Type-N (f) |
| N9912C | FieldFox RF analyzer | 3 kHz to 4/6.5/10 GHz | 3 kHz to 4/6.5/10 GHz | Type-N (f) |
